CN211957241U - Plastic insulation steel wire armored power cable - Google Patents
Plastic insulation steel wire armored power cable Download PDFInfo
- Publication number
- CN211957241U CN211957241U CN202020669893.XU CN202020669893U CN211957241U CN 211957241 U CN211957241 U CN 211957241U CN 202020669893 U CN202020669893 U CN 202020669893U CN 211957241 U CN211957241 U CN 211957241U
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- China
- Prior art keywords
- layer
- steel wire
- fixed mounting
- lateral wall
- wall fixed
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 51
- 239000010959 steel Substances 0.000 title claims abstract description 51
- 229920003023 plastic Polymers 0.000 title claims abstract description 15
- 239000004033 plastic Substances 0.000 title claims abstract description 15
- 238000009413 insulation Methods 0.000 title claims description 11
- 230000001681 protective effect Effects 0.000 claims abstract description 21
- 239000004744 fabric Substances 0.000 claims description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 12
- 238000011084 recovery Methods 0.000 claims description 11
- 230000000903 blocking effect Effects 0.000 claims description 9
- 239000003063 flame retardant Substances 0.000 claims description 9
- 229920000915 polyvinyl chloride Polymers 0.000 claims description 6
- 239000004800 polyvinyl chloride Substances 0.000 claims description 6
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 239000004753 textile Substances 0.000 claims 2
- 238000005260 corrosion Methods 0.000 abstract description 3
- 230000005389 magnetism Effects 0.000 abstract 1
- 229910052751 metal Inorganic materials 0.000 description 10
- 239000002184 metal Substances 0.000 description 10
- 239000000696 magnetic material Substances 0.000 description 6
- 101100074187 Caenorhabditis elegans lag-1 gene Proteins 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 229910052802 copper Inorganic materials 0.000 description 3
- 239000010949 copper Substances 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 3
- 230000005684 electric field Effects 0.000 description 3
- 239000003245 coal Substances 0.000 description 2
- 230000005489 elastic deformation Effects 0.000 description 2
- 238000009941 weaving Methods 0.000 description 2
- 239000002759 woven fabric Substances 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
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- Insulated Conductors (AREA)
Abstract
The utility model discloses an insulating steel wire armor power cable of plastics relates to power cable technical field. This plastics insulating steel wire armor power cable, including the cable core, the lateral wall fixed mounting of cable core has insulating protective cover, and insulating protective cover's lateral wall fixed mounting has the buffer layer, and the lateral wall fixed mounting of buffer layer has the metallic shield layer, and the metallic shield layer includes electrostatic shielding layer and magnetism shielding layer, and the lateral wall fixed mounting of metallic shield layer has the insulating layer, and the lateral wall fixed mounting of insulating layer has the steel wire armor, and fixed mounting has the elasticity to reply the layer. Be provided with the metallic braid layer in the outer lag of at first lieing in the device in this device, greatly increased the tensile ability of cable, steel wire armor adopts the laminated structure of thick steel wire and thin steel wire simultaneously, increases the mechanical strength of cable, improves anti-corrosion ability to strengthen mechanical protection increase of service life such as tensile strength, compressive strength of cable to a certain extent.
Description
Technical Field
The utility model relates to a power cable technical field specifically is a plastic insulation steel wire armor power cable.
Background
At present, with higher and higher floors of office residents and continuous improvement of mechanization and automation degrees of coal mines, the electrical control technology has very important significance in high-floor and coal mine production. The power cable for laying the actuating power loop and the protection circuit in a fixed place mainly comprises a cable core and a polyvinyl chloride outer sheath, wherein the cable core is formed by polyvinyl chloride insulating single wires, and the polyvinyl chloride outer sheath is special in environment, but the cable is large in vertical fall, complex in using environment, severe in working condition, frequent in movement, short in service life and quite dangerous in gas accumulation area, so that the requirements on the safety of the cable are high, and the requirements on the wear resistance and the external tensile force resistance of the cable for frequently moving places are high.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a plastic insulation steel wire armor power cable to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a plastic insulation steel wire armored power cable comprises a cable core, wherein an insulation protective sleeve is fixedly arranged on the outer side wall of the cable core, the insulation protective sleeve has the function that a rubber sleeve cannot be in contact with water, air or other objects to prevent the cable core from being damaged mechanically, a buffer layer is fixedly arranged on the outer side wall of the insulation protective sleeve, a metal shielding layer is fixedly arranged on the outer side wall of the buffer layer and comprises an electrostatic shielding layer and a magnetic shielding layer, the metal shielding layer comprises the electrostatic shielding layer and the magnetic shielding layer, the electrostatic shielding layer is made of a reverse magnetic material (such as copper and aluminum) and is connected with the ground, the electrostatic shielding layer has the function that an electric field is stopped on the metal surface of a shielding body and charges are transferred into the ground, the magnetic shielding layer is made of a strong magnetic material (such as steel) with high magnetic conductivity and can limit the magnetic force lines in the shielding body, and an insulation layer is fixedly arranged on, the outer side wall of the insulating layer is fixedly provided with a steel wire armor layer, an elastic recovery layer and an outer protective sleeve.
Preferably, the insulating protective sleeve comprises a rubber sleeve and a woven cloth braid, the rubber sleeve is of an upper layer structure and a lower layer structure, and the woven cloth braid is arranged in the rubber sleeve.
Preferably, the buffer layer includes sponge layer and weaving cloth layer, and the inside wall on sponge layer and the lateral wall fixed connection of insulating lag set up, and the lateral wall fixed mounting on sponge layer has the weaving cloth layer, and the use on sponge layer makes the cable receive when crooked, and certain displacement space can exist to the cable core.
Preferably, the steel wire armor includes thick steel wire and thin steel wire, and thick steel wire is located the lateral wall of thin steel wire, and the mechanical strength of cable is increased to the lateral wall of steel wire armor, improves anti-corrosion ability to strengthen mechanical protection increase of service life such as tensile strength, compressive strength of cable to a certain extent.
Preferably, the elastic recovery layer includes fire-retardant layer and elastic rubber layer for the cable has the ability that elastic deformation replied to a certain extent, thereby can make the tensile ability of cable increase, and the inside wall on elastic rubber layer and the lateral wall fixed connection of steel wire armor set up, and the lateral wall fixed mounting on elastic rubber layer has fire-retardant layer.
Preferably, outer lag is the polyvinyl chloride material, and outer lag includes wearing layer, metallic braid and water blocking layer, and the inside wall of water blocking layer sets up with the lateral wall fixed connection on elastic recovery layer, and the lateral wall fixed mounting on water blocking layer has the metallic braid, and the lateral wall fixed mounting of metallic braid has the wearing layer.
Compared with the prior art, the beneficial effects of the utility model are that:
the plastic insulation steel wire armored power cable is characterized in that a metal braid layer is arranged in an outer protective sleeve of the device at first, the tensile capacity of the cable is greatly improved, an elastic recovery layer is arranged at the same time, the cable has the capability of elastic deformation recovery to a certain degree, the tensile capacity of the cable can be improved, meanwhile, the steel wire armor layer adopts a laminated structure of thick steel wires and thin steel wires, the mechanical strength of the cable is improved, the anti-corrosion capability is improved, the mechanical protection of the tensile strength, the compressive strength and the like of the cable is enhanced to a certain degree, the service life is prolonged, meanwhile, the device adopts an electrostatic shielding layer and a magnetic shielding layer, the electrostatic shielding layer is made of reverse magnetic materials (such as copper and aluminum) and is connected with the ground, the electrostatic shielding layer has the function of stopping an electric field on the metal surface of a shielding body and transferring electric charges into the ground, and the magnetic shielding layer is made of strong magnetic materials (such, the magnetic force lines can be limited in the shielding body, and the use of the sponge layer enables the cable core to have a certain displacement space when the cable is bent.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural view of the external and internal protective sleeves of the present invention;
fig. 3 is a schematic structural view of the insulating protective cover of the present invention.
In the figure: the cable comprises an outer protective sleeve 1, an abrasion-resistant layer 101, a metal woven layer 102, a water-resistant layer 103, an elastic recovery layer 2, a flame-retardant layer 201, an elastic rubber layer 202, an insulating layer 3, a buffer layer 4, a sponge layer 401, a woven fabric layer 402, a cable core 5, an insulating protective sleeve 6, a rubber sleeve 601, a woven fabric woven layer 602, a metal shielding layer 7, an electrostatic shielding layer 701, a magnetic shielding layer 702, an armor layer 8 of steel wires, a thick steel wire 801 and a thin steel wire 802.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a plastic insulated steel wire armored power cable comprises a cable core 5, an insulated protective sleeve 6 is fixedly installed on the outer side wall of the cable core 5, the insulated protective sleeve 6 comprises a rubber sleeve 601 and a woven cloth woven layer 602, the rubber sleeve 601 is of an upper layer structure and a lower layer structure, the woven cloth woven layer 602 is arranged in the rubber sleeve 601, the insulated protective sleeve 6 has the function that the rubber sleeve 601 cannot be contacted with water, air or other objects, the cable core is prevented from being damaged by machinery, a buffer layer 4 is fixedly installed on the outer side wall of the insulated protective sleeve 6, the buffer layer 4 comprises a sponge layer 401 and a woven cloth layer 402, when the cable is bent due to the use of the sponge layer 401, a certain displacement space can exist in the cable core 5, the inner side wall of the sponge layer 401 is fixedly connected with the outer side wall of the insulated protective sleeve 6, the woven cloth layer 402 is fixedly installed on the outer side wall of the sponge layer 401, the metal shielding layer 7 comprises an electrostatic shielding layer 701 and a magnetic shielding layer 702, the electrostatic shielding layer 701 is made of a reverse magnetic material (such as copper and aluminum) and is connected with the ground, the electrostatic shielding layer 701 is used for stopping an electric field on the metal surface of the shielding body and transferring charges into the ground, the magnetic shielding layer 702 is made of a strong magnetic material (such as steel) with high magnetic conductivity and can limit magnetic lines of force in the shielding body, an insulating layer 3 is fixedly arranged on the outer side wall of the metal shielding layer 7, a steel wire armor layer 8 is fixedly arranged on the outer side wall of the insulating layer 3, the steel wire armor layer 8 comprises a thick steel wire 801 and a thin steel wire 802, the thick steel wire 801 is positioned on the outer side wall of the thin steel wire 802, the steel wire armor layer 8 increases the mechanical strength of the cable and improves the anti-erosion capacity, so that the mechanical protection of the tensile strength, the compressive strength and the like of the cable is enhanced to a certain, elastic recovery layer 2 includes fire-retardant layer 201 and elastic rubber layer 202, elastic rubber layer 202's inside wall and steel wire armor 8's lateral wall fixed connection set up, elastic rubber layer 202's lateral wall fixed mounting has fire-retardant layer 201, fire-retardant layer mainly is high fire-retardant glass fiber tape, can play the effect of fire prevention, elastic recovery layer 2's lateral wall fixed mounting has outer lag 1, outer lag 1 is the polyvinyl chloride material, outer lag 1 includes wearing layer 101, metallic braid 102 and water blocking layer 103, the inside wall of water blocking layer 103 and elastic recovery layer 2's lateral wall fixed connection set up, the lateral wall fixed mounting of water blocking layer 103 has metallic braid 102, metallic braid 102's lateral wall fixed mounting has wearing layer 101.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a plastic insulation steel wire armouring power cable, includes cable core (5), its characterized in that: the utility model discloses a cable core's insulating protective cover (6) is installed to the lateral wall fixed mounting of cable core (5), the lateral wall fixed mounting of insulating protective cover (6) has buffer layer (4), the lateral wall fixed mounting of buffer layer (4) has metallic shield (7), metallic shield (7) include electrostatic shielding layer (701) and magnetic shielding layer (702), the lateral wall fixed mounting of metallic shield (7) has insulating layer (3), the lateral wall fixed mounting of insulating layer (3) has steel wire armor (8), fixed mounting has elasticity recovering layer (2), the lateral wall fixed mounting of elasticity recovering layer (2) has outer lag (1).
2. The plastic insulated steel wire armored power cable according to claim 1, wherein: the insulating protective sleeve (6) comprises a rubber sleeve (601) and a woven cloth braid layer (602), the rubber sleeve (601) is of an upper layer structure and a lower layer structure, and the woven cloth braid layer (602) is arranged in the rubber sleeve (601).
3. The plastic insulated steel wire armored power cable according to claim 1, wherein: the buffer layer (4) comprises a sponge layer (401) and a textile cloth layer (402), the inner side wall of the sponge layer (401) is fixedly connected with the outer side wall of the insulating protective sleeve (6), and the textile cloth layer (402) is fixedly mounted on the outer side wall of the sponge layer (401).
4. The plastic insulated steel wire armored power cable according to claim 1, wherein: the steel wire armor layer (8) comprises thick steel wires (801) and thin steel wires (802), wherein the thick steel wires (801) are located on the outer side wall of the thin steel wires (802), and the outer side wall of the steel wire armor layer (8) is located.
5. The plastic insulated steel wire armored power cable according to claim 1, wherein: the elastic recovery layer (2) comprises a flame-retardant layer (201) and an elastic rubber layer (202), the inner side wall of the elastic rubber layer (202) is fixedly connected with the outer side wall of the steel wire armor layer (8), and the flame-retardant layer (201) is fixedly mounted on the outer side wall of the elastic rubber layer (202).
6. The plastic insulated steel wire armored power cable according to claim 1, wherein: outer lag (1) is the polyvinyl chloride material, and outer lag (1) includes wearing layer (101), metallic braid (102) and water blocking layer (103), and the inside wall of water blocking layer (103) sets up with the lateral wall fixed connection of elastic recovery layer (2), and the lateral wall fixed mounting of water blocking layer (103) has metallic braid (102), and the lateral wall fixed mounting of metallic braid (102) has wearing layer (101).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020669893.XU CN211957241U (en) | 2020-04-27 | 2020-04-27 | Plastic insulation steel wire armored power cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020669893.XU CN211957241U (en) | 2020-04-27 | 2020-04-27 | Plastic insulation steel wire armored power cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211957241U true CN211957241U (en) | 2020-11-17 |
Family
ID=73162341
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020669893.XU Expired - Fee Related CN211957241U (en) | 2020-04-27 | 2020-04-27 | Plastic insulation steel wire armored power cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211957241U (en) |
-
2020
- 2020-04-27 CN CN202020669893.XU patent/CN211957241U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201117 |